Title varies: 1866-June 1867; American journal of mining, milling, oil-boring, geology [etc.]; July 1867-June 1869, American journal of mining, engineering, geology [etc.]; July 1869-Mar. 1922, July 1926-Apr. 1966, Engineering and mining journal; Apr. 1922-June 1926, Engineering and mining journal-press
Continued by: Engineering and mining journal
Wrinkled pages. Tight margins. Text and images run into the gutter on certain pages.